Building, material and home-improvement calculators. — 20 free tools.
Estimate litres of paint needed for walls.
★Estimate number of tiles needed for a floor.
★Estimate flooring material and cost.
★Estimate concrete volume for a slab.
★Estimate the number of bricks for a wall.
★Estimate cement and sand for plastering.
★Convert roof rise and run into pitch angle.
★Calculate the number of steps and riser height.
★Estimate drywall sheets for a surface area.
★Estimate wallpaper rolls for a room.
★Estimate gravel volume and weight.
★Estimate mulch needed for a garden bed.
★Estimate fence posts and panels.
★Estimate rebar pieces for a grid.
★Estimate insulation area and rolls.
★Estimate asphalt tonnage for a driveway.
★Calculate board feet of lumber.
★Convert dimensions into cubic yards.
★Calculate area in square feet and meters.
★Estimate topsoil volume and weight for a bed.
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Author: CalculatorFC Editorial Team
Reviewed by: CalculatorFC Accuracy Review Desk
Last updated: June 23, 2026
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